Family: Zygophyllaceae
Tribulus occidentalis
Citation:
R. Br. in Sturt, Exped. Centr. Aust., Bot. App. 69 (1849).
Synonymy: Not Applicable Common name: Bali-head, perennial caltrop.
Description:
Prostrate or ascending villous perennial; upper leaves opposite, with 6-9 pairs of leaflets; leaflets oblong, 7-15 mm long.
Flowers 1.5-2.5 cm diam.; sepals c. 5 mm long; petals twice as long, yellow; stigma almost sessile.
Fruit 8-15 mm long, to 20 mm diam., tomentose, with numerous spines, rarely merely muricate; spines hairy, conical, 2-3 (rarely to 8)mm long; seeds 3-6 in each coccus.
| Tribulus occidentalis fruit.
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Image source: fig 392f in Jessop J.P. & Toelken H.R. (Ed.) 1986. Flora of South Australia (4th edn).
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Distribution:
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W.Aust.; Qld; N.S.W.
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Conservation status:
native
Flowering time: March — Oct.
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SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia
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Biology:
No text
Author:
Not yet available
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